.container {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
}
.packet {
    position: relative;
    width: 500px;
    height: 500px;
    background: url(./images/packet.svg) no-repeat center / 100%;
}
.packet_prize {
    position: absolute;
    top: 270px;
    left: 0;
    right: 0;
    margin: 0 auto;
    width: 200px;
    height: 80px;
    line-height: 80px;
    background: white;
    border-radius: 8px;
    text-align: center;
    font-size: 35px;
    font-weight: bold;
    user-select: none;
}
.packet_paint {
    @extend .packet_prize;
    z-index: 1;
    cursor: pointer;
    background: none;
}